since the exhibition street is a single span frame structure and the story height and plan layout art are not well distributed, it is difficult for the seismic design using the normal design method.
由于长期展示厅为单跨框架,且结构层高和平面布置分布不均匀,按常规设计方法进行抗震设计将导致结构构件截面过大,影响使用功能,增加造价,同时其抗震性能也难以令人满意。